In this field, specify the Node.js interpreter to use.
If you choose the Project alias, IntelliJ IDEA will automatically use the project default interpreter from the Node interpreter field on the Node.js page . In most cases, IntelliJ IDEA detects the project default interpreter and fills in the field itself.
You can also choose another configured local or remote interpreter or click and configure a new one.
In this field, specify the version of the TypeScript to use (IntelliJ IDEA displays the currently chosen version).
By default, the
typescriptpackage from the project's node_modules folder is used.
Bundled: choose this option to use the
typescriptpackage that is shipped with IntelliJ IDEA without attempting to find another one.
Select: choose this option to use a custom
typescriptpackage instead of the one bundled with IntelliJ IDEA. In the dialog that opens, choose the path to the relevant package.
If your project package manager is Yarn 2, you have to use the
typescriptpackage installed via Yarn 2. In this case,
yarn:package.json:typescriptis by default selected.
Learn more about package managers from npm and Yarn.
TypeScript Language Service
Select this checkbox to get native support from the TypeScript Language Service according to the up-to-date specifications. As a result:
Syntax and error highlighting is based on the annotations from the TypeScript Language Service.
Completion lists contain both suggestions from the TypeScript Language Service and suggestions calculated by IntelliJ IDEA.
Show project errors
By default, this checkbox is selected and the TypeScript Language Service checks the code across the entire project. The detected errors are listed in the Project Errors tab of the Problems tool window grouped by files where they occurred.
To avoid performance issues, clear the Show project errors checkbox so the TypeScript Language Service checks files only when you open them. The Project Errors tab will then list the errors that are detected only in the files that you have aleady opened.
Recompile on changes
In this field, specify the command-line options to be passed to the TypeScript Language Service when the tsconfig.json file is not found. See the list of acceptable options at TSC arguments. Note that the